cuda.h (3297B)
1 /* 2 * QEMU PowerMac CUDA device support 3 * 4 * Copyright (c) 2004-2007 Fabrice Bellard 5 * Copyright (c) 2007 Jocelyn Mayer 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a copy 8 * of this software and associated documentation files (the "Software"), to deal 9 * in the Software without restriction, including without limitation the rights 10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11 * copies of the Software, and to permit persons to whom the Software is 12 * furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 23 * THE SOFTWARE. 24 */ 25 26 #ifndef CUDA_H 27 #define CUDA_H 28 29 #include "hw/misc/mos6522.h" 30 #include "qom/object.h" 31 32 /* CUDA commands (2nd byte) */ 33 #define CUDA_WARM_START 0x0 34 #define CUDA_AUTOPOLL 0x1 35 #define CUDA_GET_6805_ADDR 0x2 36 #define CUDA_GET_TIME 0x3 37 #define CUDA_GET_PRAM 0x7 38 #define CUDA_SET_6805_ADDR 0x8 39 #define CUDA_SET_TIME 0x9 40 #define CUDA_POWERDOWN 0xa 41 #define CUDA_POWERUP_TIME 0xb 42 #define CUDA_SET_PRAM 0xc 43 #define CUDA_MS_RESET 0xd 44 #define CUDA_SEND_DFAC 0xe 45 #define CUDA_BATTERY_SWAP_SENSE 0x10 46 #define CUDA_RESET_SYSTEM 0x11 47 #define CUDA_SET_IPL 0x12 48 #define CUDA_FILE_SERVER_FLAG 0x13 49 #define CUDA_SET_AUTO_RATE 0x14 50 #define CUDA_GET_AUTO_RATE 0x16 51 #define CUDA_SET_DEVICE_LIST 0x19 52 #define CUDA_GET_DEVICE_LIST 0x1a 53 #define CUDA_SET_ONE_SECOND_MODE 0x1b 54 #define CUDA_SET_POWER_MESSAGES 0x21 55 #define CUDA_GET_SET_IIC 0x22 56 #define CUDA_WAKEUP 0x23 57 #define CUDA_TIMER_TICKLE 0x24 58 #define CUDA_COMBINED_FORMAT_IIC 0x25 59 60 61 /* MOS6522 CUDA */ 62 struct MOS6522CUDAState { 63 /*< private >*/ 64 MOS6522State parent_obj; 65 }; 66 67 #define TYPE_MOS6522_CUDA "mos6522-cuda" 68 OBJECT_DECLARE_SIMPLE_TYPE(MOS6522CUDAState, MOS6522_CUDA) 69 70 /* Cuda */ 71 #define TYPE_CUDA "cuda" 72 OBJECT_DECLARE_SIMPLE_TYPE(CUDAState, CUDA) 73 74 struct CUDAState { 75 /*< private >*/ 76 SysBusDevice parent_obj; 77 /*< public >*/ 78 MemoryRegion mem; 79 80 ADBBusState adb_bus; 81 MOS6522CUDAState mos6522_cuda; 82 83 uint32_t tick_offset; 84 uint64_t tb_frequency; 85 86 uint8_t last_b; 87 uint8_t last_acr; 88 89 /* MacOS 9 is racy and requires a delay upon setting the SR_INT bit */ 90 uint64_t sr_delay_ns; 91 QEMUTimer *sr_delay_timer; 92 93 int data_in_size; 94 int data_in_index; 95 int data_out_index; 96 97 qemu_irq irq; 98 uint8_t data_in[128]; 99 uint8_t data_out[16]; 100 }; 101 102 #endif /* CUDA_H */